Meddelelser om Grønland . Fig. i; llvaite, type I. Fi£ llvaite, type I. The following forms have been found : è{010}, ^{l30}, 6{l20}, v{340}, M{110}, /?{210}, /{Oél},^{02l}, P{lOl}, w{30l}, o{lll}.Of these forms f{Oi\} is new for the ilvaite. Table of measurements Averag-evalue Number ofmeasurements Variations Calculatedvalue p p = *(101) :(T01) = 67° \h 13 67° 11 — 67° 18 f •f = *(041) :(041) = 121° 53 15 121° 39 — 122° 6 e e = (021) (021) = 82° .561 9 83° 38 — 84° 6 83° 58 w w = (301) (301) = 126^44 9 126=40 —126° 49 126° 45è t b = (130) (010) = 26° 20 1 26° 13i s b = (120) :(010) = 36°25 12

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Meddelelser om Grønland . Fig. i; llvaite, type I. Fi£ llvaite, type I. The following forms have been found : è{010}, ^{l30}, 6{l20}, v{340}, M{110}, /?{210}, /{Oél},^{02l}, P{lOl}, w{30l}, o{lll}.Of these forms f{Oi\} is new for the ilvaite. Table of measurements Averag-evalue Number ofmeasurements Variations Calculatedvalue p p = *(101) :(T01) = 67° \h 13 67° 11 — 67° 18 f •f = *(041) :(041) = 121° 53 15 121° 39 — 122° 6 e e = (021) (021) = 82° .561 9 83° 38 — 84° 6 83° 58 w w = (301) (301) = 126^44 9 126=40 —126° 49 126° 45è t b = (130) (010) = 26° 20 1 26° 13i s b = (120) :(010) = 36°25 12 36° 10 - 36° 40 36° 28 > b = (340) :(010) — 47° 38 1 47° 57 M b — (110) (010) — 55° 58* 10 55° 271 — 56° 36 55° 55 h b — (210) (010) =: 71° 18 13 71° 6 — 71° 36 71°18i 0 P = (111) (101) — 20° 28 11 20° 1? - 21° 0 20° 321 0 f — (111) (041) — 46° 49 19 46° 43 — 46° 54 46° 44 0 e = (111) (021) = 35° 36i 2 35° ? — 35°37i4* 35° 39 52 The proport

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Keywords: ., bookcentury1800, bookdecade1870, booksubjectgeology, booksubjects